[LEAPSECS] Another reason not to mess with UTC

[Rob Seaman]

RISKS Digest on "the growing threat of jamming to satellite navigation systems":

	http://catless.ncl.ac.uk/Risks/25.95.html#subj1

It sure would be peachy to retain a capability to fall back on traditional navigation techniques.  Access to mean solar time as provided by UTC is part of the recipe.

Rob Seaman
National Optical Astronomy Observatory